RFDA2125
400 - 2700 MHz Serial Controlled Digital Variable Gain Amplifier, 6-Bit, 0.5 dB Steps
Qorvo's RFDA2125 is a digital controlled variable gain amplifier for broadband applications with external matching to allow for configurations in different bands with a single module. It features exceptional linearity with noise figure less than 5dB in its maximum gain state. The gain of the 6-bit digital step attenuator is programmed with a serial mode control interface (SPI). The RFDA2125 is packaged in a small 5.2mm x 5.2mm leadless laminate MCM, which contains plated through thermal vias for ultra-low thermal resistance.
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Key Features
- Frequency Range 400MHz to 2700MHz
- 6-Bit Digital Step Attenuator
- SPI Serial Control Programming
- Max Gain = 29.5dB Typical at 2140MHz
- Gain Control Range = 31.5dB (0.5dB Step Size)
- OIP3/P1dB = +44/25dBm Typical at 2140MHz
- Single +5V Supply
- Small 32-Pin, 5.2mm x 5.2mm, MCM
- Power-up Programming
Parameters
Technical Documents
Design Resources
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